Wall lamp



1.1 is a front perspective view of a wall lamp, showing our new design;

1.2 is a side view thereof;

1.3 is a side view thereof, from a side opposite that of 1.2;

1.4 is a side view thereof, from a different side than 1.2 and 1.3;

1.5 is a side view thereof, opposite that of 1.4;

1.6 is a top view thereof; and

1.7 is a bottom view thereof.

The broken lines are shown for the purpose of illustrating portions of the wall lamp that form no part of the claimed design. 

CLAIM The ornamental design for a wall lamp, as shown and described. 